The Adaptive Wide Angle filter
The Adaptive WIde Angle filter is one of the star attractions of Photoshop CS6, here I summarize how you can use this new filter to process a fisheye lens photograph.

The Patch tool and content-aware filling
The Patch tool now features a content-aware fill mode that allows you to apply different levels of content-aware filling.

Color managementEarlier editions of this book featured a Color Management chapter. Since nothing much has really changed in the way Photoshop handles the color management I have now removed this chapter from the print book. If you are at all unclear about color management and how to configure the Color Settings, I highly recommend you read this PDF.

The Photoshop CS6 user interface
The new Photoshop CS6 settings allow you to customize the Photoshop program appearance. This PDF explains the options available and why it may be best to switch from the new default
"dark UI" setting.